ShorelandConditionWater QualityTrendMercuryInvasiveSpecies
Watershed: Moderately Disturbed
WQ Standards: Stressed
WQ Standards Details
Stressed – Nutrients
Stressed – Organic Enrichment - DO
Stressed – Phosphorus
Color Scoring System
Good Conditions
Fair Conditions
Poor Conditions

Insufficient Data


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  • Trophic condition thresholds are indicated by shading:
Hypereutrophic
Eutrophic
Mesotrophic
Oligotrophic
  • Click on “Daily Mean” or “Annual Mean” to toggle on or off the data layer.

Spring Phosphorus
Trend: Stable (p-value = 0.0609)
1980199020002010202010203040
Annual MeanTotal Phosphorus (ug/L)
Summer Phosphorus
Trend: Highly Significantly Increasing (p-value = 0.0052)
1980199020002010202010203040
Annual MeanDaily MeanTotal Phosphorus (ug/L)

Summer Secchi
Trend: Stable (p-value = 0.2462)
19801990200020102020151050
Annual MeanDaily MeanSecchi Transparency (m)
Summer Chlorophyll-a
Trend: Stable (p-value = 0.9604)
1980199020002010202005101520
Annual MeanDaily MeanChlorophyll-a (ug/L)

Info

Town Eden
Planning Basin Lamoille
Surface Area 198 acres
Basin To Lake Area Ratio 12
Maximum Depth 40 feet
Elevation 1239 feet

Known Invasive Species Infestations

Common Name Scientific Name
Eurasian watermilfoil Myriophyllum spicatum

Long Term Means

Season Long Term Mean # Years Data
Total Phosphorus (ug/L)
Spring 9.1 11
Summer 11.8 23
Secchi Transparency (m)
Summer 4.1 33
Chlorophyll-a (ug/L)
Summer 3.7 27